Heliotion Brand High Capacity 8200mah Replacement Extended Battery NFC Funcation With Cover Back Door For LG G4 BL-51YF/G4 Note:The battery suitable for international version without NFC function,not for telecom version.Pls confirm your phone type,model number and version before plance order.It will avoid returning. Built-in double IC chip prevents overcharging,over current and short circuit protecton.More safeguard for using. Pure power 8200mAh.Stop worriying about your battery lift. High quality TPU protective case cover keep your phone newer. What You Get:1 x Battery, 1 x TPU case